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DTC Information And Inspection: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Voltage Monitoring
  1. Poor Connector Connection
  2. Short to Battery or Open in IAT Signal Circuit
  3. Faulty IAT Sensor
Enable Condition
  • Battery voltage higher than 10V and lower than 16V
  • Heat stored in intake manifold is greater than 0°C (32°F)
  • Minimum temperature (AAT and ECT) is greater than -30°C (-22°F)
Threshold Value
  • IAT voltage is greater than 4.935V
  • Short to battery
Diagnostic Time
  • Continuous
MIL ON Condition
  • 2 driving cycles
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